How to test port 902 TCP/UDP communication between vCenter and Esxi hosts

 

When you need to test the communication between vCenter and Esxi hosts. On the putty session, run the commands shown below.

Ping the Vcenter IP and check port connectivity from host ssh session

# nc -zuv Vcenter_IP 902

Please check that vCenter can communicate to the ESXis over port 443 with

# curl -v telnet://ESXiIP-FQDN:443